#!/usr/bin/python3

counter = 100 # 整型变量，python 3 没有了long
miles = 1000.0 # 浮点型变量
name = '小朋友'

print(counter)
print(miles)
print(name)

# 多变量赋值
a = b = c = 1
d, e, f = 1, 2, 'hello world'

# python 3 有6种标准的数据类型
# Number
# String
# List
# Tuple
# Sets
# Dictionary
# 其中 Number、String、Tuple、Sets不可变数据
# List、Dictionary可变数据

# Number有 int、float、bool、complex
a, b, c, d = 20, 5.5, True, 3 + 5j
print(type(a), type(b), type(c), type(d))
